The AMA's stated mission is "to promote the art and science of medicine and the betterment of public health. The American Medical Association is governed by a House of Delegates  as well as a board of trustees in addition to executive management. Susan R. Bailey, M. The AMA has now, for the first time in its history, had three consecutive female physicians as president.
A 'gay Gene?' - Is Homosexuality Inherited? | Assault On Gay America | FRONTLINE | PBS
By Andy Coghlan. We have known for decades that sexual orientation is partly heritable in men, thanks to studies of families in which some people are straight and some people are gay. Both findings were confirmed in a study of gay and straight brothers in For the first time, individual genes have been identified that may influence how sexual orientation develops in boys and men, both in the womb and during life.
Home Feedback Links Books. Homosexuality has been practiced for thousands of years. Simply put, homosexuality is defined as sexual relations between like genders i.
Your contributions will help us continue to deliver the stories that are important to you. The study was conducted on half a million DNA profiles as part of a giant study by researchers in Europe and the US published in the influential journal Science today. Sexual orientation does have a genetic component, say the researchers, confirming previous smaller studies, notably on twins. The figure is a statistical concept used by scientists when studying populations and does not apply at an individual level. The effect is mediated by multiple genes.